Hair Wave Tank Products Category : Physics, Energy > Physical Instruments, Experiment INQUIRY Details An integrated sink uses with stroboscope and oscillators that can be sync adjusted. Adjustable frequency range is 0-99 Hz. Through mirrors, waves can be displayed on a view screen. Power supply 12V 3.5V. Send Inquiry Name:* E-mail:* Tel: Content:* Verification Code:* (All * must be filled in) [ Previous: ] [ Next: ] Related Products Liuduan Power Supply Wilson Cloud Chamber Simple Motor Digital Voltmeter DC Boyle's Law Demonstrator Mighty Electromagnet Sonic Generator Electric Current Scale,Precise