Efficient Battery Management: your battery's with our XY-BT13L 30A charge controller, designed to prevent overcharging and under-voltage conditions Advanced Protection: Features robust DC voltage protection and an automatic full power cut-off mechanism to safeguard against power loss and voltage irregularities Versatile Usage: Ideal for a wide range of applications, including solar , electric vehicles, and UPS backups, ensuring reliable performance under all conditions Product name: 30A Fully automatic battery charge and discharge management Battery voltage range: 10-110V Adapter input voltage range: 10-110V Maximum current: 30A Voltage accuracy: ±0.5%+1 digit Current accuracy: ±0.5%+3 digits Current resolution: 0.01A Voltage resolution: 0.01V Operating temperature: -10°C-60°C Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color: As Shown Material: PCB Package Contents: 1 x Battery Charge Control Module 1 x WFPOW (WIFI communication module) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.