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AMAZON
Robodo SEN21 MQ-4 Natural Gas Sensor, Arduino, ARM and Other MCU
₹68
₹410
83% OFF
12-Month Low
Updated 14th Jul 2026, 10:06 AM
Buy Now
Price Analysis & Buying Guide
94 / 100
Exceptional
Confidence: 100%
Avg Discount
28/28
Recent Discount
22/22
Historical Pos.
18.2/20
Low Proximity
16/20
Trend Bonus
10/10
Avg Price
₹169
6M Avg
₹122
All-Time Low
₹49
All-Time High
₹407
vs MRP
↓83.4%
Price Benchmarks
Lowest Ever
₹49
30th Jul 2021
Highest Ever
₹407
28th Oct 2023
Average Price
₹169
268 data points
3-Month Low
₹68
3rd Jul 2026
6-Month Low
₹68
3rd Jul 2026
12-Month Low
₹68
3rd Jul 2026
As per price history, Robodo SEN21 MQ-4 Natural Gas Sensor, Arduino, ARM and Other MCU's lowest price is ₹49. The average price is ₹169. Highest ever price is ₹407. Along with deals, coupons & discounts, you can get it at ₹68. Read our Pricing Disclosure
Similar Products
Product Details
| Product Code | B0787KN8B2 |
|---|---|
| Market Place | amazon.in |
| Store | Amazon |
| Brand | Robodo |
| Rating | 3.5 (15 ratings) |
| Category | Gas Monitors & Detectors |
| Manufacturer | Bombay Electronics, 13B Shamrao Vithal Marg, Off Lamington Road. Mumbai - 400007, Robodo |
| Model Number | SEN21 |
| Model Number | SEN21 |
| Dimensions | 5 x 5 x 5 cm; 50 g |
| Country of Origin | China |
Frequently Asked Questions
What is the lowest price ever for Robodo SEN21 MQ-4 Natural Gas Sensor Arduino ARM and Other MCU?
▶
The all-time lowest price for Robodo SEN21 MQ-4 Natural Gas Sensor Arduino ARM and Other MCU was ₹49 recorded on 30th Jul 2021. The current price is 38.8% higher than this all-time low.
What was the highest price for this product?
▶
The highest recorded price for Robodo SEN21 MQ-4 Natural Gas Sensor Arduino ARM and Other MCU was ₹407 on 28th Oct 2023. Right now you save 83.3% compared to the peak price.
What is the average selling price?
▶
Based on 268 data points, the average price of Robodo SEN21 MQ-4 Natural Gas Sensor Arduino ARM and Other MCU is ₹169. The current price is 59.7% below average — a good indicator for buying.
What is the 3-month lowest price?
▶
In the last 3 months, the lowest price was ₹68 on 3rd Jul 2026.
What is the 6-month lowest price?
▶
The 6-month lowest price for Robodo SEN21 MQ-4 Natural Gas Sensor Arduino ARM and Other MCU was ₹68 on 3rd Jul 2026.
Is the price going up or down?
▶
The current price trend for Robodo SEN21 MQ-4 Natural Gas Sensor Arduino ARM and Other MCU is Falling. Prices have been decreasing recently, which means you may get an even better deal soon, or the current price could already be a good opportunity. It has been 1810 days since the last recorded low price.
Is this the lowest price in the past year?
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Yes! The current price is at its 12-month low. While it's not the all-time lowest, this is the cheapest it has been in the past year — a strong signal that now is a good time to buy.
How does the current price compare to the average?
▶
The current price is 59.8% below the average price. This is a significant discount compared to what this product usually sells for. A great time to consider purchasing.
How much discount is available from MRP?
▶
You're currently saving 83.4% off the MRP (Maximum Retail Price). That's a massive discount! This is well below the listed retail price.
Should I buy this product now?
▶
Great time to buy! This product scores 94/100 (Grade S) — priced well below its historical average. Our algorithm considers average discount, recent price movement, historical position, proximity to all-time low, and price trend to arrive at this score. Price trend is currently falling. Currently 59.8% below average price.
What does the Deal Score mean?
▶
The Deal Score is a composite rating from 0 to 100 calculated by our algorithm. It considers five factors: Average Discount (how far below the long-term average), Recent Discount (short-term price performance), Historical Position (where the price sits in its all-time range), Low Proximity (closeness to the all-time low), and Trend Bonus (whether prices are falling). Grades are: S (90-100, Exceptional), A (75-89, Great), B (60-74, Good), C (45-59, Fair), D (30-44, Below Average), F (0-29, Not a Deal). This product currently has a score of 94 with 100% confidence.
Where can I buy this product?
▶
Robodo SEN21 MQ-4 Natural Gas Sensor Arduino ARM and Other MCU is available on Amazon (amazon.in). Click the Buy Now button above to visit the product page directly. We recommend checking for available coupons and bank offers on the store page for additional savings.