10 Best

Rechargeable Battery Tests

of June 2024

  1. Product Highlights
    • Fast charging: about 1 hour to full charged. much faster and more durable than traditional ni-mh rechargeable batteries which need 4 hours to fully charged. our aaa rechargeable battery with a high-power cell with fully intelligent control ic chip, making it more reliable to use. the cycle time is more than 1600 times, one lithium battery is equivalent to 1500 disposabl...
    • Durable & environmental: low self-discharge, is about 0.03% per month, which is less than 1/100 of ni-mh batteries.the weight is about 19g, is 20% lower than ni-mh batteries. free of lead and mercury, rechargeable batteries can reduce the harm of regular batteries to the environment, more economical and environmentally friendly.
    • High capacity: 1100mwh aaa batteries rechargeable constant output at 1.5v from 100% to 0% electric capacity, providing constant voltage and best performance in high current and voltage device, the traditional battery products can’t do that, and the voltage drops rapidly as the power decreases during use. continuous 1.5a discharge.
    • Multi-protection: there are four protections for this aaa battery, with intelligent control of the entire charging process, built-in protection device to prevent overcharge, overvoltage, overcurrent, over discharge, the charger has reverse charge protection can protect the battery and charger very good. our batteries and chargers have passed rohs, ce, cqc, pse, etc. cer...
    • Independent charging channels: input: type-c 5v 2a. one battery can be charged separately. abs and pc flame retardant material keeps the hand feeling comfortable. automatically power off when fully charged, it is safe and can extend battery cycle life.
  2. Product Highlights
    • Updates for bt20 in 2023: the topdon bt20 car battery tester now comes with even more features since 2023, including measurements for cca, ah, gb, sae, bci, ca, en, iec, din, and mca. it also tests more battery types, such as norm, agm, efb, and gel, and displays battery and voltage statuses, soc and soh (the latter in percentage only). previous customers can update the...
    • Fast & accurate results: get battery life displayed in low/medium/high within 1 second by clicking the test button. the testing accuracy can reach 99.5%, thanks to the latest conductivity technology. the 12v load tester bt20 is ideal for users who want quick and reliable results. note that bluetooth is to be connected via the app, not phone settings.
    • Universal compatibility & multi-language support: ready to use with 12v lead-acid batteries found in a variety of vehicles, including boats, motorcycles, ships, and trucks. with 8 different language options, it's easy to use this device anywhere in the world.
    • Good news: our ios app (batterylab) has gone live again. ios users can search batterylab on apple app store to download the app and get access to the bluetooth features. android users search bt20 on google play as usual..
    • Budget-friendly: below $30, the topdon bt20 is a great value for a car battery tester. with four testing modes (battery load, voltage, cranking, and charging), and two app-exclusive modes (cranking and cranking tests), this tester works on 12v lead-acid batteries. note that the latter two test modes require an app.
    • Expanded testing abilities with app: the battery tester pairs with your device via bluetooth to access additional cranking and charging tests. the app displays real-time voltage waveform graphs with data playback functionality. note that bluetooth is to be connected via the app, not phone settings.additional cranking, charging, and voltage testing capabilities. easily v...
  3. Product Highlights
    • ☆【fast charge, easy to use】the charger can change independent charging or different current selection according to the corresponding touch point function, as well as mixed charging of different batteries, which is easy to operate; in the working state, you can tap (1-2, 3-4) touch points to view the corresponding channel current (ma) /capacity(mah)/voltage(v)/time(h) an...
    • ☆with charge, discharge, test and storage four working modes, can work in separate channels at the same time, independently set charging/discharge capacity detection, normal capacity detection function;in test mode, the normal battery capacity test process consists of three steps (1. fully charged, 2. then discharged fully, 3. fully charged);charge mode and test mode ca...
    • ☆【universal battery charger】4 bay battery charger is fully compatible with 3.7v rechargeable batteries:18650,26650,22650,20700,18350,18490,18500,18700,17335,17670,17500,16340 ,14500, 10440 , 14650, 25500,32650, 1.2v nimh/cd: aa, aaa,sc, c size.(it cannot charge all 1.5v batteries, including aa aaa batteries)
    • ☆【touch button 4-bay battery charger】long press the mode touch point to switch between these four modes: first tap the 1-2 or 3-4 touch point to select the channel, then long press mode to change the original mode, tap mode to select the desired mode, press current the touch point changes the current size, and it enters the working state without any action for 8 seconds...
    • ☆touch button adopts the design of touch buttons, and it will send out a "beep" sound feedback when touched. responsive and easy to operate.
  4. Product Highlights
    • High quality & safety: designed to safely and accurately troubleshoot a variety of automotive and household electrical problems. overload protection on all ranges to ensure long-term service life, low battery indication, audible continuity sensor checks that the circuit or wires conduct electricity. double insulation with a good angled stand for hand free use.
    • Nice protective orange shell with stand built: can be hand held or stood using its fold out stand. removable thick rubber cover is made of kind of non-slip slightly soft plastic that will help with drop protection & minor bumps protection.
    • Accurately test full features: ac/dc voltage, dc current, resistance, circuit continuity, battery check, diode / transistor p-n junction / hfe test, etc. works as a voltmeter, ammeter, ohmmeter, car battery tester, ampere meters, voltage tester. great to check household outlets, fuses, batteries (including vehicles), automotive circuitry, etc.
    • Easy to use: 2.7" large backlit lcd display, data hold, easy to read large back-light screen for visibility in dimly light areas.widely use in car repair, home use, schools, laboratories, families and factories, suitable for car drivers, beginners, professional electricians, housewives, students use.
    • 2 years warranty & included 9v battery: the compartment lid at the back is easy to remove. high quality pocket digital multimeter, we are now offering a free 2 years guarantee with every purchase ! if our testeur de batterie breaks within 24 months of your purchase(even if after the amazon return window), just freely contact us and we will replace it for free !
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