Panasonic 15W emergency megaphone with siren WD-U74 WD-U74

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. Approx. 20.8 x approx. 32cm (horn diameter x total length) Body weight (kg): 1.1 Material/Material: ASA resin Power consumption: 0.015kw Notification distance (*Based on JEITA standards. Varies depending on ambient noise, wind direction, and obstacles.*): Approximately 315 m (voice), approximately 500 m (siren) Battery duration (*Based on JEITA standards. Sound is the total time when used for about 30 minutes a day, siren is used continuously and the time it takes for the siren sound to reach half its initial distance (when the volume is about 3 scales) *): Approximately 12 hours (audio), approximately 20 minutes (siren).