specifications:
material: abs + steel needle
battery capacity: 800mah 3.7v
input current: 5v / 1a
output power : max5w
product weight: 75g
package size: 194 * 96 * 36mm
package weight: 195g
– pen
– 3 pcs. thick needles (including an additional needle cover)
– user manual
1. Assemble the needle by turning it clockwise.
2. on / off: press the power button for 2 seconds to turn on / off. LCD screen shows battery indicator and level.
3. Select levels: short press the power button to set the level from 1-8.