3.7V Electric Screwdriver Portable Rechargeable Lithium Precision Screwdriver Repair Tools Kit

Specification Material AluminumBits Material Alloy SteelOptional Color Gray WhiteMode Of Operation Electric or Manual Free Switch Torque Peak Electric 0 2 N M 1 5 KG Torque Manual 3 N M 30KG Torque Power Source Lithium BatteryPower Supply USB ChargingCharging Parameters DC 5V 500mAhRated Voltage DC 3 7VCharging Time 40 MinsRated Speed 200 r minFully Charged Standby Time 180 DaysBits Size 4 x 28 mmProduct Size φ15 7 x 167 mmFeatures ●Hand in one design not only electric operation but also manual operation electric and manual can be operated independently or at the same time ●LED lighting and USB port charging design providing the ample power timely automatic and manual operation design ensure high working efficiency ●Electric screwdriver with self locking design as long as manual operation internal self The lock will automatically open to avoid damage to the motor you can safely operate it manually ●Mobile phone like charging no more than 1hour to be fully charged Instruction with red light when charging While with blue light when fully charged 360° ring like indication be clear at a glance ●High precision carbon brush motor output speed of 200r min when no load to meet the high efficiency of screwing without losing controllability carefully adjusted motor life is enough to remove install more than 30000 precise screws ●This is compact and precision electric screwdriver which can disassemble small and medium sized equipment screws such as o