Handheld Massager 1.Adjustable for 3 angles 2.Two speed (low and high) 3.Battery is rechargeable 4.ISO9001, ISO13485, ETL Handheld Massager 1. The massager stick can be adjusted to 3 angles (40°/80°/180°) 2. To activate the product , slide the power switch to LO or HI as desired 3. Battery is Rechargeable (included AC adapter) 4. It has4 massage surfaces (Smooth top plus 3 side surface) 5. It is easy to use and carry 6. It can help youeliminate tired , ache, shoulder hyperkinesias and relax muscle 7. Promote the movement of energy flow in full body 8. Parameter: Power sources: 2.4V Rechargeable battery (2*AA1.2VNiCD rechargeablebattery); Adapter: Input: 120VAC, 60Hz,5W, Output:4.5VDC, 100MA ATTN:Karo Wang Tel:86-592-5025962(630) 86-592-7129220(630) MP:86-13599540352 Fax:86-592-7129209