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500mAh Mode: white light for 4 hours; flashing white light for 9 hours; red and blue highlight for 2 hours; red and blue low light for 4 hours; red and blue flashing for 10 hours; red and blue alternately flash for 5 hours
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Price history and price alert
Here is price history (for all/most countries) for Utorch 7505C Waterproof Bike Light.
Price records source(s): Gearbest
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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)).