Power dc4.5v / 3aa (7#) batteries, Power consumption less than 180mw, Life of battery “For 45 hours contiguously in normal operation
Life of battery”, Weight 90g, Frequency 1-330hz, Size of the device 153mmx70mmx18mm.
Just check coupons out (with price alert and history). What is best price?
Aliexpress
I could not find it on Aliexpress. Click here to search by yourself.
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. Too bad there’s no coupon right now in Banggood. Sorry, but there’s no price history in my database.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGb48263, BGa69d5f, BG10OFFAFF1, 00c906, BGHealth10D, BGHB218
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
There is only one database record (it was for $12.99), so you can’t see price history chart.
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).