4-Channel 0.3-5V 50A Lithium Battery Capacity Tester Module

Precision Measurement
– Accurately tests battery capacity (Ah/Wh) with a wide voltage range (0.3-5V) and high current handling (50A), ideal for 18650, Li-ion, and other rechargeable batteries.
Multi-Channel Efficiency
– Simultaneously monitor up to 4 batteries, saving time for bulk testing in labs, DIY projects, or industrial quality control.
Robust Build & Reliable Components
– High-quality PCB with overcurrent protection and heat-resistant solder joints ensure durability under heavy use.
Clear Digital Display
– Easy-to-read screen shows real-time voltage, current, capacity, and energy data for quick diagnostics.
Versatile Applications
– Perfect for battery manufacturers, e-bike repair shops, solar energy systems, and hobbyists building power banks or RC devices.
Plug-and-Play Design
– No complex setup; connect batteries directly via screw terminals for instant testing.
Wholesale Advantage
– Bulk orders available at unbeatable global pricing for resellers and large-scale buyers.