Save more money when you use coupon. Coupon code:BGISDTT81 Description: Input Voltage: DC 12-40 V Max current: 35 A Output Voltage: 0-37 V Charge Current: 0.1-30.0 A Discharge Current: 0.1-5.0 A Max Charge Capacity: 1000 W Max Discharge Capacity: 20 W Balancing Current: 2.2A/cell Balance Cells: 8 S Supported Batt. Type: Li Fe/ Lilon/ Li Po/ Li Hv (1-8S) Ni MH/ Cd (1-21S) Pb (1-14S)USB Port: 2.1A/5 V Display: 2.4〃320240 IPS LCDOperating Temperature: 0-40 C Storage Temperature: -20-60 C Dimensions: 100x 120x 58 mm Weight: 305g Supported languages: English, German, French, Spanish, Japanese, Traditional Chinese, Simplified Chinese Feature:1. Fully support Batt GO smart battery technology.2. New circuit structure, more advanced algorithm, higher efficiency & more reliability.3. With high density fin radiator & high speed ball bearing fan.4. Complete OT, OC, OV, OL & reverse polarity protection.5. Outstanding performance on the power space ratio. Compare with similar products, volume reduced by 445%.6. New UI & new navigation key. Package Included:1x ISDT T8 Charger