Piezo Buzzer EFM-250D FEATURES: Compact Structure Sealed for Wave Soldering and Washing APPLICATIONS: Automatic Control Equipment Communication Equipment Electronic Instruments DIMENSIONS: (Unit: mm) CHARACTERISTICS: ELECTRICAL SPECIFICATIONS : Min. Sound Pressure Level at 4.1kHz/5VP-P Square Wave/10cm...........80dB(A) Capacitance at 1000Hz..........................10nF30% Allowable Input Voltage..........................20Vp-p Max. Consumption at 4.1kHz/5VP-P Square Wave ..............2mA Oscillating Frequency............................ 4.10.5 kHz Operating Temperature........................ -20~+70C Case Material/Color..............................PA6/Black Weight.............................................. 1g PACKING INFORMATION: Packing: 5000 pcs per export carton Carton Size: 47 x 30.5 x 3 3 cm G. Weight: 7 kgs N. Weight: 5 kgs Address: No. 12. Lane 722. Sangtian Road Jiangdong Science Garden Ningbo, 315040 P. R. China Fax No: (0574)87803761 Tel: (0574)87802511