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for safety reason， we will not ship batteries. this means you have to buy batteries in your local market.

this item comes without retail packing， without user manual

widely used in sm games， flirting before sex for couples.

voltage: DC3V， AAAx2 1.5V(not included)
out put pulse:MAX100V/20MA
Frequency :2-100Hz

Warning: the following persons please don`t use.

1. a minor or who can not express the will

2. the infirm disabled.

3. the use of pacemakers and cardiac monitors were disabled.

4. patients with hypertension (180mmHg) disabled.

5. pregnant women， disabled.

6. epilepsy， stroke， Parkinson`s， such as encephalopathy in patients with Meniere disabled.

7. heart disease disabled.