We are offering to sell Skin Tester.
Water Detect Pen (SK-I):
1. The display precision of model: 0.5%
2. Measuring error: ±2%
3. Moisture range: 10~99.5%
4. Size: 131X30X24mm
5. Weight: 45g
6. Power supply: 3V
7. Operation electric current: 2.5mA
8. Close the power failure flows: =1µA
9. Encasement size: 400X300X360 paper carton