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high-resolution Measurement range: 0.001 – 20g Power supply: 2x AAA battery (not included), automatic shutdown function With voltage and overload tips Display: LCD display white automatic backlight Self-testing, weighing a variety of display With self-zero, high-definition, automatic machine function High-precision, High-definition backlight With a peeled weighing
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There is only one database record (it was for $0.99), 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)).