View on LOZ Suggested Retail: $249.99. DDVWU Massage Gun - Electric Muscle Massage Gun Deep Tissue, Percussion Massage Gun for Pain Relief, Handheld Massager Electric Portable Quite Massager (Black). DU7 Massage Gun is built-in with a rechargeable lithium ion battery. Each full charge can support up to 15 hours of massage, boosting your workouts throughout the week. Built-in press feedback system, according to the pressure to adjust the motor output power. After 10 minutes of continuous use, the percussion massager will automatically stop running to provide intimate protection for your health, and it can also effectively protect the battery life. With Unique Quiet Glide Technology and 24V high-torque motor, it produces only 40dB of sound in your work. You can enjoy your massage time quietly and comfortably.. 7 CALENDAR DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.