Built-in Lithium Battery: 4000mAh, Power and Battery: 4000 mAh lithium-polymer battery, Ambient: -20℃ ~ 70℃ (storage); -10℃ ~ 50℃ (working), Operating System: Android 7.0, Display: 5 inch IPS touch screen, Product Net Weight: 530g, RAM: 1GB, Wi-Fi, Processor: Cortex-A5 processor (1.5 GHz), Product Size: 248.7×93.5×36(mm), Connectivity: Mini USB 2.0, ROM: 8GB.
Aliexpress
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Here are coupons that you can use.
Updated: 22-08-2025
Banggood
Warehouse in China.
Link: LAUNCH X431 CRP429C OBD2 Tool
$314.06 with coupon: BGRepair63
Additional Banggood coupons:
1. First page
2. Second page
Price history and price alert
Here is price history (for all/most countries) for LAUNCH X431 CRP429C OBD2 Tool. The lowest price was: $205.49.
Price records source(s): Banggood
Click on image to enlarge. 
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)).