1. Exquisite and ergonomic design,convenient and in line with international standards.
2. Guide wheel saves labor: large opening power, fast speed; the two side drill of guide wheel not only saves time and labor, but also saves the power consumption.
Power supply: 4 x AA batteries(not included)
Rated voltage: 6.0V
Noise value: < 75dB
Material: high grade acrylic + stainless steel drill + stainless steel spring