6pcs ZMPT101B Voltage Sensor 5-30V Power Supply Single Phase Active Sine Wave Voltage Output Variable Voltage Transformer Module with Dupont Cable electronics3 Shaft Length: 15 mm

Shaft Length: 15 mm

530/630/635/638/730/735/830/930 Kindle Fire 7 8 10

Size: Length 6 inch

this energy charge can last 20 hours straight of bright white illumination

6pcs ZMPT101B Voltage Sensor 5-30V Power Supply Single Phase Active Sine Wave Voltage Output Variable Voltage Transformer Module with Dupont Cable electronics3 Shaft Length: 15 mm6pcs ZMPT101B Voltage Sensor 5 30V Power Supply Single Phase Active Sine Wave Voltage Output Variable Voltage Transformer Module with Dupont Cable Specification: Item Type: Voltage Sensor Module Voltage Transformer: On board precision miniature voltage transformer Operational Amplifier Circuit: On board high precision operational amplifier circuit, accurate signal sampling and appropriate compensation functions Analog Voltage Output: The module can