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Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
over voltage
Net weight: 660g
it is easy to control the arm by smart phone through Bluetooth connection
Battery type: Built-in 800mAh rechargeable polymer lithium battery
The inside is made of satin material
2W Schumann Wave Signal Generator Land Resonance Frequency 7.83hz Wave Generator Hand Held Monopod over voltage1. Schumann wave is a beneficial pulsating rhythmic wave that appears in the ionosphere of the atmosphere. Its frequency is 7. 83Hz, which is exactly the same as the frequency of the hippocampus in the brain of mammals. 2. It helps with sleep and improves the taste of wine, tea and water. 3. Relieve stress, 3 color LEDs, a 7. 83Hz working indicator light, and a purple sterilization LED that flashes according to the working frequency. 4. It comes with