Specifications: Size: 103m*25*27.9mm Weight: 102g/107g* Battery Capacity: 1650mAh Power Range: 5W-60W Standby Current: <100uA Input Voltage: 3.3V-4.2V Output Voltage: 0.8V-4.OV Resistance Range: 0.2Ω-2.5Ω Charging Voltage: 5V±O.2V Charging Current: Max 1.5A Overcharge Voltage: 4.3V±O.05V Overcharge Current: 2A±O.6A Over-discharge Voltage: 2.4V±O.05V Package Content: 1x RPM 4 Device (1650mAh) 1x RPM 4 LP2 Pod (LP2 Meshed 0.23Ω DL Coil Preinstalled) (5ml) 1x RPM 4 RPM Pod (RPM Mesh 0.4Ω Coil Preinstalled) (5ml) 1x Type-C Cable 1x User Manual