Xtester-PZEM-009 Waterproof LCD Lithium Battery Capacity Tester

Precision Voltage Monitoring
Accurately measures SOC (State of Charge) for 12V-72V lithium batteries with a waterproof LCD display, ensuring reliable performance in harsh environments.
Rugged & Waterproof Design
Features an IP65-rated casing with reinforced ABS material, resistant to dust, moisture, and vibrations for outdoor or industrial use.
Wide Compatibility
Works seamlessly with Li-ion, LiFePO4, and lead-acid batteries, ideal for solar systems, EVs, marine applications, and backup power setups.
Customizable Alerts
Programmable high/low voltage alarms to prevent overcharge or deep discharge, extending battery lifespan.
Real-Time Data Clarity
Bright backlit LCD shows voltage, capacity, and remaining runtime instantly, even in low-light conditions.
Easy Installation
Compact, lightweight design with screw terminals for secure wiring, suitable for DIY enthusiasts and professionals.
Bulk Order Advantage
Direct factory pricing for wholesale buyers—stock up on high-demand battery testers at unbeatable rates.