Description: 10 In 1, USB smart detector, current, voltage, timing, timing, power, watt-hour, internal resistance, over-current / over-voltage protection, power-down data is automatically saved. Click the button once to view the W Wh ?, while long pressing the button for 5 seconds to remove timing and Wh stored data, and click the button to enter the digital delay setting, however once again hit every single plus 30 minutes long pressing for 5 seconds to save set. Digital display; Mini size, portable; USB ports Specification: Model: KWS-1705B Voltage: DC 4-30V Current: 0-5A Time: 0-99 hours Power: 0-150W Internal resistance: 0-999.99 ohms Watt: 0-999.99Wh Size: 64x31x14mm Cable length: 148mm Color: White Package Includes: 1 Piece USB Multifunction Tester
