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• Rockbye Bicycle Burglar Alarm Type-C Rechargeable IP65 Waterproof Wireless Remote Control 113dB Bike Anti-Theft Alarm System Feature: - Waterproof grade: IP65 - 3 volume levels: 96dB in low range; Mid vary 105dB; The most point is 113dB; - Battery type: Built in three No 7 batteries - Battery life: 1-3 months of each day use (approximately 6 months of continuous standby) - Working frequency: 433+/-75KHz MHz - Wireless range: about 66ft - Working temperature: -40~+60 ° C - Storage temperature: -30~+70 ℃ - Working humidity: 0-80% More Information: ● IP65 waterproof, no worry of wind and rain ● Three-dimensional acceleration sensor, more correct and less false positives ● 0-66ft, longer distance ● 7-level adjustable sensitivity ● Level three quantity is adjustable, as much as 113dB ● 3 varieties of electrical bells and five types of alarm sounds are cyclically switched ● Internationally standard SOS misery function, multiple guarantees ● A host can event up to eight remote controls ● One handheld remote control can be matched with 50 alarm hosts

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