High-Precision Lithium Battery Capacity Tester
Accurately measures voltage levels for 1S to 7S lithium-ion batteries (4.2V–29.4V) with a clear LED/LCD display. Features industrial-grade chips for reliable readings within ±0.1V tolerance.
Premium Build with Advanced Protection
Durable ABS casing and gold-plated contacts resist corrosion. Integrated reverse-polarity and over-voltage protection safeguards both tester and batteries.
Multi-Application Compatibility
Essential for RC drones, electric scooters, solar power banks, and DIY battery packs. Quickly diagnose charge levels during maintenance or fieldwork.
Bulk-Optimized for Resellers & Workshops
Compact design (5x3cm) ships flat for logistics efficiency. Sold in wholesale bundles—ideal for electronics retailers or repair centers stocking reliable testing tools.
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1S 2S 3S 4S 6S 7S Lithium Battery Capacity Indicator Meter Tester Display Li-ion 4.2V 8.4V 12.6V 16.8V 25.2V 29.4V Power Level
$1.98$3.58-44.69%
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